Home / 45,084.45-67,565.07-16,976.28

Finding the Fourth Proportional to 45,084.45, 67,565.07 and 16,976.28

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Solution

The fourth proportional to 45,084.45, 67,565.07 and 16,976.28 is: 25,441.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,084.45 : 67,565.07 = 16,976.28 : x
  2. Step 2: Convert to fraction form
    45,084.45/67,565.07 = 16,976.28/x
  3. Step 3: Cross multiply
    45,084.45x = 67,565.07 × 16,976.28
  4. Step 4: Simplify right side
    45,084.45x = 1,147,003,546.54
  5. Step 5: Solve for x
    x = 1,147,003,546.54/45,084.45
  6. Step 6: Final answer
    x = 25,441.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.